<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <link rel="stylesheet" href="css/style.css">
</head>

<body>
    <h1>success......</h1>
    <h2>error......</h2>

    <div class="box1"></div>
    <div class="box2"></div>
    <div class="box3"></div>

    <h1 id="search"></h1>

    <p id="home"></p>

    <!-- <a href="">这是一个超链接</a>
    <a href="">这是一个超链接</a>
    <a href="">这是一个超链接</a> -->

    <!-- <h1>This is <strong>very</strong> <strong>very</strong> important.</h1>
    <h1>This is <em>really <strong>very</strong></em> important.</h1> -->

    <!-- <h1>This is a <em class="aaa">important</em>heading</h1>
    <p>This is a <em id="bbb">important</em> paragraph.</p> -->

    <ul class="st">
        <li>
            aaa
            <ul>
                <li>aaa111</li>
                <li>aaa222</li>
                <li>aaa333</li>
            </ul>
        </li>
        <li>
            bbb
            <ul>
                <li>bbb111</li>
                <li>bbb222</li>
                <li>bbb333</li>
            </ul>
        </li>
    </ul>

</body>

</html>